resolvedArtifacts.put(key, previousNodes);
        }
        previousNodes.add(node);

        if (node.isActive()) {
            fireEvent(ResolutionListener.INCLUDE_ARTIFACT, listeners, node);
        }

        // don't pull in the transitive deps of a system-scoped dependency.
        if (node.isActive() && !Artifact.SCOPE_SYSTEM.equals(node.getArtifact().getScope())) {

        if (proxies != null && repository.getProtocol() != null) {
            for (org.apache.maven.settings.Proxy proxy : proxies) {
                if (proxy.isActive() && repository.getProtocol().equalsIgnoreCase(proxy.getProtocol())) {
                    if (proxy.getNonProxyHosts() != null
                            && !proxy.getNonProxyHosts().isEmpty()) {

        if (activeProxy == null) {
            java.util.List<Proxy> proxies = getProxies();
            if (proxies != null && !proxies.isEmpty()) {
                for (Proxy proxy : proxies) {
                    if (proxy.isActive()) {
                        activeProxy = proxy;
                        break;
                    }
                }
            }
        }
        return activeProxy;
    }